Which gastrointestinal hormone stimulates secretion of the components of hydrochloric acid?

Which statement about inheritance is true? o girls get most of their traits from their moms, boys get most of their traits from their dads. o male offspring will always have an x-linked genetic disease if the mom is a carrier o fathers always determine the gender of the offspring in humans. o males never have y chromosomes.

The instructions for making proteins come originally from

What was the land like over 500 million years ago? what was under the sea?